As a non american, this is the first american postcode I can think of off the top of my head.
There was a show called "90210" (a Beverly Hills 90210 spinoff) that Wikipedia says just ended last month, so choosing that shouldn't show your age. (Although your question obviously did.)
that's not the 90210 he was talking about
123 Main st, Vancouver, v1v1v1 gets a lot of junk mail because of me.